<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>请假登录系统主页</title>
    <style>
        body {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
            font-family: Arial, sans-serif;
            background-color: #f0f8ff;
        }
        .message {
            text-align: center;
            color: #333;
        }
        .message h1 {
            font-size: 24px;
            margin-bottom: 10px;
        }
        .message p {
            font-size: 16px;
        }
    </style>
</head>
<body>
<div class="message">
    <h1>欢迎登录网上请假系统</h1>
    <p>使用此系统如有体验不良好的地方，请致电 13297...</p>
</div>
</body>
</html>
